The application of multispectral scanner data to vegetation and soils studies can be facilitated by use of data transformations which reduce the number of channels to be considered, provide a more direct association between signal response and physical processes on the ground, and highlight the particular types of information of greatest interest to the user. This paper describes one such transformation, the TM Tasseled Cap transformation and both summarizes previously reported results and presents the results of new analyses pertaining to vegetation, soils, and external effects information contained in the TM Tasseled Cap feature space.......



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